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Finding the Fourth Proportional to 435,101.80, 652,134.30 and 182,381.80

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Solution

The fourth proportional to 435,101.80, 652,134.30 and 182,381.80 is: 273,355.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,101.80 : 652,134.30 = 182,381.80 : x
  2. Step 2: Convert to fraction form
    435,101.80/652,134.30 = 182,381.80/x
  3. Step 3: Cross multiply
    435,101.80x = 652,134.30 × 182,381.80
  4. Step 4: Simplify right side
    435,101.80x = 118,937,427,475.74
  5. Step 5: Solve for x
    x = 118,937,427,475.74/435,101.80
  6. Step 6: Final answer
    x = 273,355.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.